Redefinition of the genus Luciaphorus Mahunka, 1981 (Acari: Pygmephoridae) with redescription of L. perNiciosus Rack, 1983 and L. auriculariae Gao, Zou and Jiang, 1990
Author
Khaustov, Alexander A.
Author
Shentu, Hsuan
Author
Ho, Chyi-Chen
text
Zootaxa
2018
2018-01-08
4369
4
536
556
journal article
31059
10.11646/zootaxa.4369.4.5
8d732279-c88a-4df5-9deb-e94e9b52407b
1175-5326
1136432
BF570667-0C6A-4D27-B831-558978A814D7
LuciaphoRus auRiculaRiae
Gao, Zou and Jiang, 1990
(
FIGS. 11–18
)
Luciaphorus auriculariae
Gao, Zou and Jiang, 1990
, p. 68,
Figs. 1–4
.
Diagnosis
. FEMALE. SETAE
h
1 AND
h
2 BRUSH-LIKE DISTALLY AND SIMILAR IN LENGTH TO OTHER DORSAL SETAE; SETAE
chb
,
dFe
AND
m
ON
GNATHOSOMA
PRESENT; APODEMES 3 ABSENT; SETAE 1
a
, 1
c
, 2
a
, AND 2
b
SMOOTH; TIBIOTARSUS I MUcH THIcKER THAN GENU; SETA
pv’
OF TIBIOTARSUS I POINTED AND BARBED; SETA
d
OF TIBIA III POINTED AND SPARSELY BARBED. MALE. SETAE
sc
2 AND
c
2 WEAKLY BARBED, BLUNT-ENDED, SHORT, ABOUT 2 TIMES LONGER THAN
c
1; SETA
l’
OF GENU II SPINE-LIKE.
Redescription
. FEMALE (
FIGS 11–13
,
17
,
18
). LENGTH OF IDIOSOMA 160–165, WIDTH 92–97.
Gnathosoma
.
GNATHOSOMA
SIMILAR TO THAT OF
L. perniciosus
, EXcEPT PRESENcE OF TINY PEG-LIKE SETAE
chb
, SMALL SUBcAPITULAR POINTED AND SMOOTH SETAE
m
AND PALPAL SETA
dFe
. LENGTH OF
GNATHOSOMA
20–21, WIDTH 16–18. LENGTHS OF GNATHOSOMAL SETAE:
cha
4–6,
chb
1,
m
2. PHARYNGEAL PUMP 2 STRIATED.
Idiosomal dorsum
(
FIGS 11A
,
17A, C, F
). PRODORSAL SHIELD WITHOUT DIMPLES IN ANTERIOR PART. OTHER DORSAL SHIELDS SMOOTH. ALL HYSTEROSOMAL SETAE DISTINcTLY BARBED, ALMOST BRUSH-LIKE DISTALLY. CUPULES
ia
ON TERGITE D SITUATED ANTEROLATERALLY TO BASES OF SETAE
d
; cUPULES
im
ON TERGITE EF SITUATED ANTERIORLY TO BASES OF SETAE
e
, cUPULES
ih
ON TERGITE H SITUATED ANTEROMEDIALLY TO BASES OF SETAE
h
2. LENGTHS OF DORSAL SETAE:
v
1
8–9,
v
2 9–11
,
sc
2 13–14
,
c
1 11–12
,
c
2 14,
d
14–16,
e
15–16,
f
15,
h
1 16–17
,
h
2 14. DISTANcES BETWEEN SETAE:
v
1
–v
1 17–18
,
v
2
–v
2 32
–34,
sc
2
–sc
2 35–36,
c
1–
c
1 22–24
,
c
1–
c
2 23–25
,
c
2–
c
2 63–66,
d–d
38–42,
e–e
42–45,
e–f
12–13,
f–f
19–20,
h
1–
h
1 12–13
,
h
1–
h
2 12– 13
,
h
2–
h
2 34–37.
Idiosomal venter
(
FIGS. 11B
,
17B, D, E
,
18A
). VENTRAL PLATES SMOOTH. VENTRAL SETAE 3
b
AND 4
a
WEAKLY BLUNT- ENDED AND SMOOTH; SETAE
ps
3 DISTINcTLY BLUNT-ENDED AND BARBED (
FIG. 18A
); OTHER VENTRAL SETAE POINTED AND SMOOTH. AP3 ABSENT; AP4 LONG, REAcHING BEYOND BASES OF SETAE 3
b
. LENGTHS OF VENTRAL SETAE: 1
a
12–14, 1
b
12–14, 1
c
13–15, 2
a
12–13, 2
b
11–12, 2
c
12–15, 3
a
11–12, 3
b
7–8, 3
c
13–15, 4
a
7–8, 4
b
12–13, 4
c
11–12,
ps
1 7–8,
ps
2 8–9,
ps
3 7–8.
FIGURE 11
.
Luciaphorus auriculariae
Gao, Zou and Jiang, 1990
, female: A—dorsum of the body, B—venter of the body. Legs omitted.
FIGURE 12
.
Luciaphorus auriculariae
Gao, Zou and Jiang, 1990
, female: A—left leg I in dorsal view, B—left leg II in dorsal view.
Legs
(
FIG. 12
,
13
,
18B–D
). LEG I (
FIGS. 12A
,
18B–D
). TIBIOTARSUS I STRONGLY ENLARGED, MUcH THIcKER THAN GENU (
FIG. 18B
). LENGTHS OF SOLENIDIA
ω
1 4–5,
ω
2 4,
φ
1 5,
φ
2 4; ALL SOLENIDIA WEAKLY cLAVATE. SETA
l’
OF FEMUR BLUNT-ENDED AND SMOOTH; SETA
v’
OF GENU POINTED AND SMOOTH, OTHER SETAE OF LEG I (EXcEPT EUPATHIDIA) POINTED AND SPARSELY BARBED. LEG II (
FIG. 12B
). SOLENIDION
ω
5 WEAKLY cLAVATE. SETA
l’
OF FEMUR BLUNT-ENDED AND SMOOTH; SETAE
d
OF TIBIA,
pl”
,
u’
AND
tc”
SMOOTH AND POINTED, OTHER LEG SETAE SPARSELY BARBED AND POINTED. LEG III (
FIG. 13A
). SETA
d
OF FEMUR DISTINcTLY BLUNT-ENDED AND STRONGLY BARBED; SETAE
v’
OF TROcHANTER,
v’
OF FEMUR,
pl”
,
tc”
AND
u’
SMOOTH AND POINTED; OTHER SETAE POINTED AND SPARSELY BARBED. LEG IV (
FIG. 13B
). SETAE
d
OF FEMUR AND TIBIA DISTINcTLY BLUNT-ENDED AND STRONGLY BARBED; SETAE
v”
OF TIBIA AND
pl”
BLUNT-ENDED AND SPARSELY BARBED; SETAE
v’
OF TROcHANTER,
v’
OF FEMUR, AND (
tc
) POINTED AND SMOOTH; OTHER LEG SETAE POINTED AND SPARSELY BARBED.
MALE (
FIGS 14–16
). LENGTH OF IDIOSOMA 165, WIDTH 120.
Idiosomal dorsum
(
FIG. 14A
). ALL DORSAL SETAE BLUNT-ENDED. SETAE
sc
2,
c
2, AND
f
WEAKLY BARBED; OTHER DORSAL SETAE SMOOTH. CUPULES
ia
ON TERGITE CD NOT EVIDENT; cUPULES
im
ON TERGITE EF SITUATED ANTERIORLY TO SETAE
f
. LENGTHS OF DORSAL SETAE:
v
1
4, 5,
v
2
3,
sc
1 7,
sc
2 11, 12
,
c
1 6, 7,
c
2 11,
d
6,
e
5, 6,
f
13, 14,
h
1 4, 5. DISTANcES BETWEEN SETAE:
v
1
– v
1
7,
v
2
–v
2 21, 22
,
sc
1
–sc
1 15, 16
,
sc
2
–sc
2 29, 31
,
c
1–
c
1 42, 43,
c
1–
c
2 19, 20
,
c
2–
c
2 79, 80,
d–d
40, 42,
e–e
20, 21,
e–f
3,
f–f
18,
h
1–
h
1 14, 15.
FIGURE 13
.
Luciaphorus auriculariae
Gao, Zou and Jiang, 1990
, female: A—left leg III in dorsal view, B—left leg IV in dorsal view.
FIGURE 14
.
Luciaphorus auriculariae
Gao, Zou and Jiang, 1990
, male: A—dorsum of the body, B—venter of the body. Legs omitted.
Idiosomal venter
(
FIGS. 14B
). VENTRAL PLATES SMOOTH. ALL VENTRAL SETAE WEAKLY BLUNT-ENDED AND SMOOTH. LENGTHS OF VENTRAL SETAE: 1
a
6, 7, 1
b
6, 1
c
6, 7, 2
a
8, 9, 2
b
7, 2
c
4, 3
a
7, 8, 3
b
7, 8, 3
c
6, 7, 4
a
7, 8, 4
b
8, 4
c
6, 7,
ps
1 2,
ps
2 4.
Legs
(
FIGS. 15
,
16
). LEG I (
FIG. 15A
). LENGTHS OF SOLENIDIA
ω
1 6,
ω
2 5,
φ
1 6,
φ
2 4; SOLENIDION
φ
1 cLAVATE, OTHER SOLENIDIA BAcULIFORM. SETAE
d
,
v”
OF FEMUR, AND
l’
,
v’
OF GENU, BLUNT-ENDED AND WEAKLY BARBED;
d
AND
v”
OF TIBIA POINTED AND WEAKLY BARBED; (
u
), (
pl
),
s
, AND
pv”
SMOOTH AND POINTED; OTHER SETAE BLUNT-ENDED AND SMOOTH. LEG II (
FIG. 15B
). SOLENIDION
ω
5 WEAKLY cLAVATE, SOLENIDION
φ
3 BAcULIFORM. SETAE (
u
) AND
tc”
SMOOTH AND POINTED;
d
OF FEMUR WEAKLY BARBED AND BLUNT-ENDED;
l’
OF GENU SPINE-LIKE; SETAE (
v
) OF TIBIA AND (
pv
) SPARSELY BARBED AND POINTED; OTHER SETAE SMOOTH AND BLUNT-ENDED. LEG III (
FIG. 16A
). SOLENIDION
φ
6 BAcULIFORM. SETA (
u
) AND
tc”
SMOOTH AND POINTED;
d
OF FEMUR AND
v’
OF GENU WEAKLY BARBED AND BLUNT-ENDED; (
v
) OF TIBIA AND (
pv
) BARBED AND POINTED; OTHER LEG SETAE SMOOTH AND BLUNT-ENDED. LEG IV (
FIG. 16B
). SOLENIDION
φ
7 BAcULIFORM. SETAE
v’
OF FEMUR, GENU AND TIBIA BLUNT-ENDED AND BARBED; SETAE
tc’
AND
pl”
POINTED AND SMOOTH; OTHER LEG SETAE BLUNT-ENDED AND SMOOTH.
Material examined
.
FIFTY FOUR FEMALES
, 2
MALES
,
RAISED FROM FEMALES
, cOLLEcTED ON
Auricularia polytricha
, DAcHIA,
TAIcHUNG
,
TAIWAN
,
1.XI.2016
, H. SHENTU.